How is Huangfu's paper made?

The real traditional Taoist paper is made of eggshells, straw stalks and protein. The real traditional Taoist paper is made of eggshells, straw stalks and mixed with protein. It is basically unavailable now. Even if someone sells them, they are mostly fakes made of modern paper and dyes. Black words are usually written in cigarette ink. In ancient times, ink was made from the burning ashes of pine trees, but in modern times, it is made from pine trees or tung smoke.